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National Stock Number:
5310-01-058-7081
Federal Supply Class:
5310
National Item Identification Number:
010587081
Description:
NUT,PLAIN,HEXAGON
Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| 181125-1 | 71791 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP E4340 OR | | STEEL COMP 4130 OR | | STEEL COMP 8740 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C MIL SPEC ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.125 INCHES NOMINAL | | WIDTH ACROSS FLATS | 0.303 INCHES MINIMUM AND | | 0.315 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | CONFIGURATION B | | HOLE TYPE AND QUANTITY | 2 DRILLED | | DRILLED HOLE DIAMETER | 0.030 INCHES MINIMUM AND | | 0.035 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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